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National Stock Number: 4820-12-345-1201
Federal Supply Class: 4820
National Item Identification Number: 123451201
Description: SEAT,VALVE
Detail: A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
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Manufacturer Information:
555 184 00 30 | D8266 | MTU FRIEDRICHSHAFEN GMBH | 5551840030 | D8266 | MTU FRIEDRICHSHAFEN GMBH |
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Techincal Specification:
BODY INSIDE DIAMETER | 16,5 MILLIMETERS NOMINAL | FLANGE DIAMETER | 36,0 MILLIMETERS NOMINAL | FLANGE SEAT TO DISK END HEIGHT | 11,8 MILLIMETERS NOMINAL | MATERIAL | STEEL BODY | NOMINAL THREAD SIZE | 30,0 MILLIMETERS FIRST THREADED PORTION | SEATING SURFACE SHAPE | ANGULAR | SEAT ANGLE IN DEG | 76,0 NOMINAL | SPECIAL FEATURES | GEWINDE MIT 3,5 MM FREISTICH; SCHLUESSELWEITE: 24,0 MM; BAULAENGE: 70,0 MM | STYLE DESIGNATOR | FAUCET | THREAD LENGTH | 16,0 MILLIMETERS NOMINAL FIRST THREADED PORTION | THREAD SERIES DESIGNATOR | ISO M FIRST THREADED PORTION | THREAD PITCH IN MILLIMETERS | 1,5 FIRST THREADED PORTION | UNDER FLANGE HEIGHT | 58,2 MILLIMETERS NOMINAL |
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